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  <title>Document</title>
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<body>
  <script>
    var minimumMoves = function (s) {
      let t = 0;
      for (let i = 0; i < s.length; i++) {
        if (s[i] === 'X') {
          i += 2;
          t++;
        }
      }
      return t;
    };
    console.log(minimumMoves("XXX"));
  </script>
</body>

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